Menus: Use more appropriate escaping functions in class `Walker_Nav_Menu_Edit`.

This changeset replaces `esc_attr` escaping function with `esc_url` as it is more appropriate in the context of a link's `href` attribute.

Props audrasjb, aniketpatel.
Fixes #56108.

Built from https://develop.svn.wordpress.org/trunk@53654


git-svn-id: http://core.svn.wordpress.org/trunk@53213 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/includes/class-walker-nav-menu-edit.php

@@ -265,7 +265,7 @@ class Walker_Nav_Menu_Edit extends Walker_Nav_Menu {
 						<p class="link-to-original">
 							<?php
 							/* translators: %s: Link to menu item's original object. */
-							printf( __( 'Original: %s' ), '<a href="' . esc_attr( $menu_item->url ) . '">' . esc_html( $original_title ) . '</a>' );
+							printf( __( 'Original: %s' ), '<a href="' . esc_url( $menu_item->url ) . '">' . esc_html( $original_title ) . '</a>' );
 							?>
 						</p>
 					<?php endif; ?>

wp-includes/version.php

@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.1-alpha-53653';
+$wp_version = '6.1-alpha-53654';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.